64 institutions reported holding $534.7M of OCULIS HOLDING A (OCS) in SEC 13F filings for 2026-03-31. Largest institutional holders: EQT Fund Management S.a r.l. ($156.9M), Gildi - lifeyrissjodur ($64.3M), Aberdeen Group plc ($46.5M), Pivotal bioVenture Partners Investment Advisor LLC ($44.7M), WELLINGTON MANAGEMENT GROUP LLP ($35.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | EQT Fund Management S.a r.l. | $156.9M | 5.9M | Hold |
| 2 | Gildi - lifeyrissjodur | $64.3M | 2.4M | Trimmed |
| 3 | Aberdeen Group plc | $46.5M | 1.7M | Hold |
| 4 | Pivotal bioVenture Partners Investment Advisor LLC | $44.7M | 1.7M | Trimmed |
| 5 | WELLINGTON MANAGEMENT GROUP LLP | $35.8M | 1.3M | Trimmed |
| 6 | MILLENNIUM MANAGEMENT LLC | $24.3M | 913,034 | Added |
| 7 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $22.2M | 833,209 | New |
| 8 | SR One Capital Management, LP | $17.0M | 641,022 | Hold |
| 9 | Saturn V Capital Management LP | $13.7M | 516,761 | Hold |
| 10 | PERCEPTIVE ADVISORS LLC | $13.1M | 493,827 | Hold |
| 11 | EVENTIDE ASSET MANAGEMENT, LLC | $11.4M | 430,000 | New |
| 12 | Nan Fung Group Holdings Ltd | $9.3M | 350,745 | Trimmed |
| 13 | Alyeska Investment Group, L.P. | $8.8M | 331,332 | Hold |
| 14 | FOLKETRYGDFONDET | $8.5M | 319,556 | Added |
| 15 | SYQUANT CAPITAL SAS | $5.9M | 222,867 | Added |
| 16 | Woodline Partners LP | $5.3M | 201,200 | Hold |
| 17 | CITADEL ADVISORS LLC | $4.3M | 161,284 | Trimmed |
| 18 | NEXTBio Capital Management LP | $4.0M | 149,592 | Trimmed |
| 19 | HRT FINANCIAL LP | $3.9M | 148,021 | Added |
| 20 | Propel Bio Management, LLC | $3.3M | 122,223 | Trimmed |
| 21 | Compagnie Lombard Odier SCmA | $2.8M | 105,455 | Trimmed |
| 22 | ACUTA CAPITAL PARTNERS, LLC | $2.6M | 98,339 | Trimmed |
| 23 | JANE STREET GROUP, LLC | $2.4M | 90,161 | New |
| 24 | BANK OF AMERICA CORP /DE/ | $1.9M | 69,764 | Added |
| 25 | GOLDMAN SACHS GROUP INC | $1.8M | 67,753 | New |
Source: SEC Form 13F filings · as of 2026-03-31